﻿<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Outline</title>
    <link type="text/css" href="style.css" rel="stylesheet">
</head>
<body>
<nav>CSS Course by @Castle</nav>

<div style="border:1px solid red;outline: 10px solid blue">test</div>

</body>
</html>